Analysis

  • max time kernel
    120s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-10-2024 15:17

General

  • Target

    Ft.204815963710.scr

  • Size

    687KB

  • MD5

    466a5957a3529a7808bb3ef8216dcbee

  • SHA1

    75cedf8de1782b4f9316e691afd9776bd72d8d07

  • SHA256

    ddad2801522370c2ca5c4ec41663b36a88ef6be171867f23f084c0fa6ecb1055

  • SHA512

    9e6597ff619b1d41ad018878fbb5d4ca90e747be98dbc1a2c5fc01fdcd24aa80379553133d89abb770b71b2534d4f97fda8f694132b25a52fc2985e39fd90e5c

  • SSDEEP

    12288:ItF1+LMgTGQNG9pa6aZ9XCYQHFeJcsMmP717N5NXkR:cWMgaR9cBWF0cnmR7NbC

Malware Config

Extracted

Family

snakekeylogger

Credentials

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Ft.204815963710.scr
    "C:\Users\Admin\AppData\Local\Temp\Ft.204815963710.scr" /S
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2924
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\Ft.204815963710.scr"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:208
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\JNhVmnPOgbqa.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2712
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\JNhVmnPOgbqa" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE985.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:216
    • C:\Users\Admin\AppData\Local\Temp\Ft.204815963710.scr
      "C:\Users\Admin\AppData\Local\Temp\Ft.204815963710.scr"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:1528

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

    Filesize

    2KB

    MD5

    968cb9309758126772781b83adb8a28f

    SHA1

    8da30e71accf186b2ba11da1797cf67f8f78b47c

    SHA256

    92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

    SHA512

    4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    18KB

    MD5

    21de2f8275001d691faf63b176e1896c

    SHA1

    1e6473ad5c98bb5eb1114f2e53e244b3409b16da

    SHA256

    882042d6c40430f45f44a062b2a4375e75eadfdd51df8b65d72fb7dabbbc7ebf

    SHA512

    d98331b263621779786c57d34331744951ced88fb1620c72de703e8958934323bf1625ff4c56aa97240b9d045f2f077a8991f74239397b25c6fe78f7498f36a3

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_u1ladprf.ouw.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpE985.tmp

    Filesize

    1KB

    MD5

    3feed62ef5f8698ce8495a37d5255fa7

    SHA1

    e2d6556920bfe7c1dd28184cc570c795ad1cd56e

    SHA256

    8c8ada75f50f34fec4a6806ed439525c3ce885c2ca147aa254310528328bb32b

    SHA512

    9a0d2d0790e7f72f0b308de2e2b77268df9583c53311066d788ad33d63524f68167326dfc8cb394aaa9e3156a7b1a847b11292adf7b9fbc116f192fcc6d3474a

  • memory/208-37-0x0000000074E70000-0x0000000075620000-memory.dmp

    Filesize

    7.7MB

  • memory/208-20-0x0000000005420000-0x0000000005442000-memory.dmp

    Filesize

    136KB

  • memory/208-49-0x0000000005C70000-0x0000000005C8E000-memory.dmp

    Filesize

    120KB

  • memory/208-88-0x0000000074E70000-0x0000000075620000-memory.dmp

    Filesize

    7.7MB

  • memory/208-81-0x0000000007310000-0x000000000732A000-memory.dmp

    Filesize

    104KB

  • memory/208-80-0x0000000007210000-0x0000000007224000-memory.dmp

    Filesize

    80KB

  • memory/208-78-0x00000000071D0000-0x00000000071E1000-memory.dmp

    Filesize

    68KB

  • memory/208-15-0x00000000046D0000-0x0000000004706000-memory.dmp

    Filesize

    216KB

  • memory/208-16-0x0000000074E70000-0x0000000075620000-memory.dmp

    Filesize

    7.7MB

  • memory/208-17-0x0000000004DB0000-0x00000000053D8000-memory.dmp

    Filesize

    6.2MB

  • memory/208-18-0x0000000074E70000-0x0000000075620000-memory.dmp

    Filesize

    7.7MB

  • memory/208-77-0x0000000007250000-0x00000000072E6000-memory.dmp

    Filesize

    600KB

  • memory/208-76-0x0000000007040000-0x000000000704A000-memory.dmp

    Filesize

    40KB

  • memory/208-23-0x0000000005530000-0x0000000005596000-memory.dmp

    Filesize

    408KB

  • memory/208-33-0x0000000005760000-0x0000000005AB4000-memory.dmp

    Filesize

    3.3MB

  • memory/208-75-0x0000000006FD0000-0x0000000006FEA000-memory.dmp

    Filesize

    104KB

  • memory/208-53-0x00000000712F0000-0x000000007133C000-memory.dmp

    Filesize

    304KB

  • memory/208-50-0x0000000006200000-0x000000000624C000-memory.dmp

    Filesize

    304KB

  • memory/208-21-0x00000000054C0000-0x0000000005526000-memory.dmp

    Filesize

    408KB

  • memory/1528-90-0x00000000066B0000-0x0000000006700000-memory.dmp

    Filesize

    320KB

  • memory/1528-34-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/1528-91-0x00000000068D0000-0x0000000006A92000-memory.dmp

    Filesize

    1.8MB

  • memory/2712-82-0x0000000007160000-0x0000000007168000-memory.dmp

    Filesize

    32KB

  • memory/2712-39-0x0000000074E70000-0x0000000075620000-memory.dmp

    Filesize

    7.7MB

  • memory/2712-89-0x0000000074E70000-0x0000000075620000-memory.dmp

    Filesize

    7.7MB

  • memory/2712-35-0x0000000074E70000-0x0000000075620000-memory.dmp

    Filesize

    7.7MB

  • memory/2712-52-0x00000000712F0000-0x000000007133C000-memory.dmp

    Filesize

    304KB

  • memory/2712-51-0x0000000006AB0000-0x0000000006AE2000-memory.dmp

    Filesize

    200KB

  • memory/2712-72-0x0000000006CF0000-0x0000000006D0E000-memory.dmp

    Filesize

    120KB

  • memory/2712-73-0x0000000006D10000-0x0000000006DB3000-memory.dmp

    Filesize

    652KB

  • memory/2712-74-0x0000000007480000-0x0000000007AFA000-memory.dmp

    Filesize

    6.5MB

  • memory/2712-79-0x0000000007070000-0x000000000707E000-memory.dmp

    Filesize

    56KB

  • memory/2712-22-0x0000000074E70000-0x0000000075620000-memory.dmp

    Filesize

    7.7MB

  • memory/2924-5-0x0000000074E70000-0x0000000075620000-memory.dmp

    Filesize

    7.7MB

  • memory/2924-7-0x0000000074E7E000-0x0000000074E7F000-memory.dmp

    Filesize

    4KB

  • memory/2924-10-0x000000000C610000-0x000000000C6AC000-memory.dmp

    Filesize

    624KB

  • memory/2924-9-0x0000000003030000-0x0000000003098000-memory.dmp

    Filesize

    416KB

  • memory/2924-8-0x0000000074E70000-0x0000000075620000-memory.dmp

    Filesize

    7.7MB

  • memory/2924-0-0x0000000074E7E000-0x0000000074E7F000-memory.dmp

    Filesize

    4KB

  • memory/2924-2-0x0000000005CD0000-0x0000000006274000-memory.dmp

    Filesize

    5.6MB

  • memory/2924-3-0x00000000057C0000-0x0000000005852000-memory.dmp

    Filesize

    584KB

  • memory/2924-38-0x0000000074E70000-0x0000000075620000-memory.dmp

    Filesize

    7.7MB

  • memory/2924-1-0x0000000000CD0000-0x0000000000D7E000-memory.dmp

    Filesize

    696KB

  • memory/2924-6-0x0000000005AE0000-0x0000000005AFE000-memory.dmp

    Filesize

    120KB

  • memory/2924-4-0x00000000057A0000-0x00000000057AA000-memory.dmp

    Filesize

    40KB